The sum of any set of consecutive odd numbers starting from 1 is a square, and the quantity that is squared is the count of odd numbers in the sum. The latter is easily seen to be a count of the form 1 + 2 + 3 + 4 + ... + n. Visual demonstration that the square of a triangular number equals a sum of cubes.
shock liver A colloquial term for injury to the liver resulting from insufficient blood flow, e.g., in patients who have suffered an episode of severe hypotension. A hallmark of this condition is a sudden and marked elevation in liver enzyme levels, such as alanine aminotransferase (ALT).
Question: I've heard the term shock a million times, but I realized that I don't really know what it means. What is shock? Answer: Shock is a condition in which blood pressure is too low and not enough oxygenated blood can sustain your body. The medical disorder of shock is not the shock that people feel from a sudden traumatic event. In the United States, hospital emergency departments report more than one million cases of shock each year.